OK, let's crack this. We're given 897 and our task is to multiply it by 152. Essentially, we'll be adding 897 to itself 152 times.
Step 1: 0 + 897 = 897
Step 2: 897 + 897 = 1794
Step 3: 1794 + 897 = 2691
Step 4: 2691 + 897 = 3588
Step 5: 3588 + 897 = 4485
Step 6: 4485 + 897 = 5382
Step 7: 5382 + 897 = 6279
Step 8: 6279 + 897 = 7176
Step 9: 7176 + 897 = 8073
Step 10: 8073 + 897 = 8970
Step 11: 8970 + 897 = 9867
Step 12: 9867 + 897 = 10764
Step 13: 10764 + 897 = 11661
Step 14: 11661 + 897 = 12558
Step 15: 12558 + 897 = 13455
Step 16: 13455 + 897 = 14352
Step 17: 14352 + 897 = 15249
Step 18: 15249 + 897 = 16146
Step 19: 16146 + 897 = 17043
Step 20: 17043 + 897 = 17940
Step 21: 17940 + 897 = 18837
Step 22: 18837 + 897 = 19734
Step 23: 19734 + 897 = 20631
Step 24: 20631 + 897 = 21528
Step 25: 21528 + 897 = 22425
Step 26: 22425 + 897 = 23322
Step 27: 23322 + 897 = 24219
Step 28: 24219 + 897 = 25116
Step 29: 25116 + 897 = 26013
Step 30: 26013 + 897 = 26910
Step 31: 26910 + 897 = 27807
Step 32: 27807 + 897 = 28704
Step 33: 28704 + 897 = 29601
Step 34: 29601 + 897 = 30498
Step 35: 30498 + 897 = 31395
Step 36: 31395 + 897 = 32292
Step 37: 32292 + 897 = 33189
Step 38: 33189 + 897 = 34086
Step 39: 34086 + 897 = 34983
Step 40: 34983 + 897 = 35880
Step 41: 35880 + 897 = 36777
Step 42: 36777 + 897 = 37674
Step 43: 37674 + 897 = 38571
Step 44: 38571 + 897 = 39468
Step 45: 39468 + 897 = 40365
Step 46: 40365 + 897 = 41262
Step 47: 41262 + 897 = 42159
Step 48: 42159 + 897 = 43056
Step 49: 43056 + 897 = 43953
Step 50: 43953 + 897 = 44850
Step 51: 44850 + 897 = 45747
Step 52: 45747 + 897 = 46644
Step 53: 46644 + 897 = 47541
Step 54: 47541 + 897 = 48438
Step 55: 48438 + 897 = 49335
Step 56: 49335 + 897 = 50232
Step 57: 50232 + 897 = 51129
Step 58: 51129 + 897 = 52026
Step 59: 52026 + 897 = 52923
Step 60: 52923 + 897 = 53820
Step 61: 53820 + 897 = 54717
Step 62: 54717 + 897 = 55614
Step 63: 55614 + 897 = 56511
Step 64: 56511 + 897 = 57408
Step 65: 57408 + 897 = 58305
Step 66: 58305 + 897 = 59202
Step 67: 59202 + 897 = 60099
Step 68: 60099 + 897 = 60996
Step 69: 60996 + 897 = 61893
Step 70: 61893 + 897 = 62790
Step 71: 62790 + 897 = 63687
Step 72: 63687 + 897 = 64584
Step 73: 64584 + 897 = 65481
Step 74: 65481 + 897 = 66378
Step 75: 66378 + 897 = 67275
Step 76: 67275 + 897 = 68172
Step 77: 68172 + 897 = 69069
Step 78: 69069 + 897 = 69966
Step 79: 69966 + 897 = 70863
Step 80: 70863 + 897 = 71760
Step 81: 71760 + 897 = 72657
Step 82: 72657 + 897 = 73554
Step 83: 73554 + 897 = 74451
Step 84: 74451 + 897 = 75348
Step 85: 75348 + 897 = 76245
Step 86: 76245 + 897 = 77142
Step 87: 77142 + 897 = 78039
Step 88: 78039 + 897 = 78936
Step 89: 78936 + 897 = 79833
Step 90: 79833 + 897 = 80730
Step 91: 80730 + 897 = 81627
Step 92: 81627 + 897 = 82524
Step 93: 82524 + 897 = 83421
Step 94: 83421 + 897 = 84318
Step 95: 84318 + 897 = 85215
Step 96: 85215 + 897 = 86112
Step 97: 86112 + 897 = 87009
Step 98: 87009 + 897 = 87906
Step 99: 87906 + 897 = 88803
Step 100: 88803 + 897 = 89700
Step 101: 89700 + 897 = 90597
Step 102: 90597 + 897 = 91494
Step 103: 91494 + 897 = 92391
Step 104: 92391 + 897 = 93288
Step 105: 93288 + 897 = 94185
Step 106: 94185 + 897 = 95082
Step 107: 95082 + 897 = 95979
Step 108: 95979 + 897 = 96876
Step 109: 96876 + 897 = 97773
Step 110: 97773 + 897 = 98670
Step 111: 98670 + 897 = 99567
Step 112: 99567 + 897 = 100464
Step 113: 100464 + 897 = 101361
Step 114: 101361 + 897 = 102258
Step 115: 102258 + 897 = 103155
Step 116: 103155 + 897 = 104052
Step 117: 104052 + 897 = 104949
Step 118: 104949 + 897 = 105846
Step 119: 105846 + 897 = 106743
Step 120: 106743 + 897 = 107640
Step 121: 107640 + 897 = 108537
Step 122: 108537 + 897 = 109434
Step 123: 109434 + 897 = 110331
Step 124: 110331 + 897 = 111228
Step 125: 111228 + 897 = 112125
Step 126: 112125 + 897 = 113022
Step 127: 113022 + 897 = 113919
Step 128: 113919 + 897 = 114816
Step 129: 114816 + 897 = 115713
Step 130: 115713 + 897 = 116610
Step 131: 116610 + 897 = 117507
Step 132: 117507 + 897 = 118404
Step 133: 118404 + 897 = 119301
Step 134: 119301 + 897 = 120198
Step 135: 120198 + 897 = 121095
Step 136: 121095 + 897 = 121992
Step 137: 121992 + 897 = 122889
Step 138: 122889 + 897 = 123786
Step 139: 123786 + 897 = 124683
Step 140: 124683 + 897 = 125580
Step 141: 125580 + 897 = 126477
Step 142: 126477 + 897 = 127374
Step 143: 127374 + 897 = 128271
Step 144: 128271 + 897 = 129168
Step 145: 129168 + 897 = 130065
Step 146: 130065 + 897 = 130962
Step 147: 130962 + 897 = 131859
Step 148: 131859 + 897 = 132756
Step 149: 132756 + 897 = 133653
Step 150: 133653 + 897 = 134550
Step 151: 134550 + 897 = 135447
Step 152: 135447 + 897 = 136344

So, 897*152 = 136344